LP Gear Elliptical Upgrade Stylus/Needle Replaces Sansui SN-363, Kenwood N-67, & More – 819-DE. It results in finer detail, clarity and harmonically complete sound quality. Sansui: 3100 3300 3500 7700AV 7700-AV 7700 AV DAP550A DA-P550A DA P550A GX310 GX-310 GX 310 P1100 P-1100 P 1100 SN363 SN-363 SN 363.